Alienware 17 R2无声音

Question

刚刚在我的alienware 17 R2上安装了ubuntu 16，没有声音。我试着把这张卡片从阿尔萨米克瑟那里解开。但是我认为hdmi卡被设置为默认的。有办法解决这个问题吗？

lspci -nnk | grep -A3 -Fe '[0403]'输出：

00:03.0 Audio device [0403]: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller [8086:0c0c] (rev 06)
    Subsystem: Dell Xeon E3-1200 v3/4th Gen Core Processor HD Audio Controller [1028:0688]
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel

00:1b.0 Audio device [0403]: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller [8086:8c20] (rev 05)
    Subsystem: Dell 8 Series/C220 Series Chipset High Definition Audio Controller [1028:0688]
    Kernel driver in use: snd_hda_intel
    Kernel modules: snd_hda_intel

aplay -l输出：

**** List of PLAYBACK Hardware Devices ****
card 0: HDMI [HDA Intel HDMI], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

card 0: HDMI [HDA Intel HDMI], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

card 0: HDMI [HDA Intel HDMI], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

card 1: PCH [HDA Intel PCH], device 0: CA0132 Analog [CA0132 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

pactl list short sinks输出：

0   alsa_output.pci-0000_00_03.0.hdmi-stereo    module-alsa-card.c  s16le 2ch 44100Hz   SUSPENDED

1   alsa_output.pci-0000_00_1b.0.analog-stereo  module-alsa-card.c  s16le 2ch 44100Hz   SUSPENDED

setpci -vD -s 01:00.0 0x488.l=0x2000000:0x2000000输出：

0000:01:00.0 @488 ffffffff->(02000000:02000000)->ffffffff

Answer 1

Alienware系列带有高端的Nvidia图形。

为了获得完整的功能和性能，您需要安装Nvidia专有驱动程序。

Answer 2

我觉得这是个司机的问题，

试试这个:虽然还没有海狸更新文件。但是，任何高达17.10的ubuntu都应该有效。这些是每天更新的驱动程序。

https://launchpad.net/~ubuntu-audio-dev/+archive/ubuntu/alsa-daily